Mohon bantuannya kak 🙏🏻

<p>Diketahui :</p><ul><li>So = 20 cm</li><li>f = 4 cm</li></ul><p>Ditanya :</p><p>Jarak bayangan (Si) dan M?</p><p>&nbsp;</p><p>Pembahasan :</p><ul><li>Mencari jarak bayangan</li></ul><p>&nbsp; &nbsp; &nbsp; 1/Si = &nbsp;1/f - 1/So</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;= 1/4 - 1/20</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;= 5/20 - 1/20</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;= 4/20</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;= 1/5</p><p>&nbsp; &nbsp; &nbsp;Si = 5 cm</p><p>&nbsp; &nbsp; &nbsp;Jarak bayangan adalah 5 cm</p><p>&nbsp;</p><ul><li>Perbesaran Bayangan (M)</li></ul><p>&nbsp; &nbsp; &nbsp; &nbsp;M = |Si/So|</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; = 5/20</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;= 1/4</p><p>&nbsp; &nbsp; &nbsp; Perbesarannya adalah 1/4 (artinya bayangan benda diperkecil)</p>